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Industrial

Cat® C18 Industrial Power Unit

  • Minimum Power
    575.0 bhp
  • Maximum Power
    630 HP
  • Maximum Power
    630.0 bhp
  • Rated Speed
    1800-2000 rpm
Power Rating
Minimum Power
575.0 bhp
Maximum Power
630 HP
Maximum Power
630.0 bhp
Rated Speed
1800-2000 rpm
Minimum Power
575 HP
Rated Speed
1800-2000 rpm
Emission Standards
Emissions
U.S. EPA Tier 4 Final, EU Stage IV nonroad emission standards. Designed to meet proposed EU Stage V nonroad emission standards.
Emissions
U.S. EPA Tier 4 Final, EU Stage V
General
Engine Configuration
Inline 6, 4-Stroke-Cycle Diesel
Engine Configuration
Inline 6, 4-Stroke-Cycle Diesel
Bore
145 mm (5.71 in)
Bore
145 mm (5.71 in)
Bore
5.7 in
Stroke
7.2 in
Stroke
183 mm (7.2 in)
Stroke
183 mm (7.2 in)
Displacement
1104.5 in³
Compression Ratio
16.0:1
Displacement
18.1 L (1104.5 in³)
Displacement
18.1 L (1104.5 in³)
Aspiration
Turbocharged Aftercooled (TA)
Aspiration
Turbocharged Aftercooled (TA)
Compression Ratio
16:1
Rotation from Flywheel End
Counterclockwise
Aftertreatment
DOC+DPF+SCR
Rotation
Counterclockwise
Cooling System Capacity
26.9 L (28.4 qt)
Cooling System
26.9 L (28.4 qt)
Lube System
40-74 L (42.3-78.1 qt)
Lube System
40-74 L (42.3-78.1 qt)
Power Unit Dimensions
Length
99.7 in
Width
48.9 in
Height
79 in
Weight
5842 lb
Aftertreatment Dimensions
Width
43.8 in
Height
25.7 in
Diameter
13 in
Weight
591 lb
Power Unit Dimensions - Approximate
Length
2172-2532 mm (85.5-99.7 in)
Width
1180-1241 mm (46.5-48.9 in)
Height
1912-2006 mm (75.3-79 in)
Weight
2113-2650 kg (4658-5842 lb)
PETU Dimensions - Tier 4 Final Only
Length
33.6 in
Width
11.3 in
Height
21.7 in
Weight
42.8 lb
Volume Capacity
51.1 qt (US)
Aftertreatment Dimensions (Approximate. Final dimensions dependent on selected options)
Diameter
330.2 mm (13 in)
Weight
180-268 kg (397-590.8 lb)
Aftertreatment Dimensions - Approximate
Diameter
330.2 mm (13 in)
Width
762-1112 mm (30-43.8 in)
Height
468-652 mm (18-25.7 in)
Weight
180-268 kg (397-590.8 lb)
PETU Dimensions - Tier 4 Final, Stage IV Only
Volume Capacity
48.4 L (51.1 qt)
Length
854 mm (33.6 in)
Width
287 mm (11.3 in)
Height
551 mm (21.7 in)
Weight
19.42 kg (42.8 lb)
  • Air Inlet System
    • Turbocharged
    • Air-to-Air Aftercooled
    • Mid-mount turbocharged system with front and rear exhaust configurations (Tier 4 Final, Stage IV)
  • Control System
    • Electronic control system
    • Over-foam wiring harness
    • Automatic altitude compensation
    • Power compensated for fuel temperature
    • Remote fan control
    • Configurable software features
    • Engine monitoring system SAE J1939 broadcast and control
    • Integrated Electronic Control Unit (ECU)
  • Cooling System
    • Thermostats and housing, vertical outlet
    • Centrifugal water pump
    • Guidance on cooling system design available through your dealer to ensure equipment reliability
  • Flywheels and Flywheel Housing
    • Choice of SAE No. 0 or SAE No. 1 flywheel housing
    • Available SAE No. 1 power take off with optional SAE A, SAE B or SAE C power take off drives. Engine power can also be taken from the front of the engine with optional attachments. (Tier 4 Final, Stage IV).
  • Fuel System
    • MEUI injection
    • Primary fuel filter
    • Secondary fuel filters
    • Fuel transfer pump
    • Electronic fuel priming
  • Lube System
    • Open crankcase ventilation system
    • Oil cooler
    • Oil filler
    • Lube oil filter
    • Oil dipstick
    • Gear driven oil pump
    • Choice of front, rear or center sumps
    • Open crankcase ventilation system with fumes disposal (optional OCV filter system) (Tier 4 Final, Stage IV)
  • Power Take Off (PTO)
    • SAE A, SAE B or SAE C power take off (PTO) drives. Engine power can also be taken from the front of the engine on some applications.
  • General
    • Paint: Caterpillar yellow, with optional colors available at request
  • U.S. EPA Tier 4 Interim, EU Stage IIIB Aftertreatment / Clean Emissions Control Equipment
    • Cat Regeneration System
    • Aftertreatment information applies to ratings from 429-522 bkW (575-700 bhp)
    • Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
    • NOx Reduction System (NRS)
    • Flex pipe connection kit with 90° rotatable elbows to attach to Cat Regeneration System Inlet
    • Available in 12 volt or 24 volt systems
  • U.S. EPA Tier 4 Final, EU Stage IV Aftertreatment/ Clean Emissions Control Equipment
    • Cat Regeneration System
    • Aftertreatment information applies to ratings from 429-522 bkW (575-700 bhp)
    • Clean Emissions Module (CEM), consisting of Diesel Particulate Filter (DPF) and Diesel Oxidation Catalyst (DOC)
    • Aftertreatment Electronic Control Unit (ECU)
    • NOx Reduction System (NRS)
    • Pump Electronic Control Unit (PETU)
    • Selective Catalytic Reduction (SCR)
    • Available in 12V or 24V systems